mhash_count

Get the highest available hash id (PHP 3 >= 3.0.9, PHP 4, PHP 5)
int mhash_count ( )

mhash_count() returns the highest available hash id. Hashes are numbered from 0 to this hash id.

例 1123. Traversing all hashes

<?php

$nr
= mhash_count();

for (
$i = 0; $i <= $nr; $i++) {
   echo
sprintf("The blocksize of %s is %d\n",
       
mhash_get_hash_name($i),
       
mhash_get_block_size($i));
}
?>